Outer Dimensions: 34" x 20-1/2" Inner Dimensions: 17-3/4" x 18-1/2" x 9" (L), 13" x 16-1/2" x 7" (R) Bowl Depth: 9"(L) 7"(R) Bowl Finish: Brushed Satin Rim Finish: Mirror Drain Hole: 3-1/2" (US Standard) Minimum Required Cabinet Space: 36" 304 Stainless Steel Kitchen Sink Undermount Style 16 Gauge 18/10 Nickel / Chromium Stainless Steel The number 18/10 in stainless steel indicates a very high-quality, durable construction that will be highly resistant to stains, rust, and corrosion while maintaining a bright, attractive shine. Included with the sink: Template for Sink Cut Out Mounting and Installation Brackets 2 Regular Strainer